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Round|Natural|GIA

1.42ct M SI2 Round Natural Diamond

EX • M/SI2 • GIA 7538383383

Certificate GIA 7538383383

Diamond specifications and retailer prices

From $2,256 AUD
As of November 5, 2026
Save $4,051 AUD (64%) vs most expensive(unlock to see where)
14 retailers carry this diamond
Most expensive: $6,343 AUD at NZ Jewellers · As of August 29, 2026
View at NZ Jewellers

About this 1.42ct natural round diamond

This 1.42ct natural round sits in the one-and-a-quarter to one-and-a-half carat band, graded M colour (faint-tinted) and SI2 clarity (slightly-included), with a top-tier cut grade and certified by GIA 7538383383. Listed at 14 retailers as of November 5, 2026, with a 180% spread between the cheapest and most expensive listing. That is exactly the kind of price-discovery gap Carat Hunter was built to surface. SI-grade stones are eye-clean roughly 60 to 70% of the time at this carat range. Check the inclusion plot on the cert and ask the retailer for high-resolution video before buying.

The 4Cs

1.42
Carat
M
Colour
SI2
Clarity
Excellent
Cut

Specifications

CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle35.5°
Pavilion angle41°
OriginNatural
Grading LabGIA
CertificateGIA 7538383383
Dimensions7.16 × 7.11 × 4.49 mm
L/W Ratio1.01
Girdle conditionFaceted
Culet sizeNone
Key to symbols
Crystal, Feather, Cloud, Knot, Needle
Top View
7.16 mm7.11 mm1.42 ctM / SI2
OriginNatural
CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateGIA 7538383383
Side View
Table 57.0%Crown 35.5°Girdle: Slightly ThickPavilion 41°Culet: NoneDepth 62.9%

Caratlytics Score

How it works →
A
Excellent
Excellent quality and great value
Unlock full score analysis
See the detailed 0 to 100 score with Quality, Value, Certification & Market breakdown

Price History

Last verified: Nov 5
Current: $6,307 AUD|Low: $2,256 AUD|High: $6,343 AUD|Avg: $3,387 AUD|-0.6%
NZ Jewellers
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
Retailer 7
Retailer 8
Retailer 9
Retailer 10
Retailer 11
Retailer 12
Retailer 13
November 6, 2026
Retailer 9$2,256 AUD
Retailer 12$2,736 AUD
Retailer 2$3,006 AUD
Retailer 11$3,017 AUD
Retailer 3$3,033 AUD
Retailer 4$3,034 AUD
Retailer 13$3,168 AUD
Retailer 6$3,214 AUD
Retailer 10$3,291 AUD
Retailer 7$3,480 AUD
Retailer 5$3,667 AUD
Retailer 8$3,836 AUD
NZ Jewellers$6,307 AUD

23 data points across 13 retailers

14 retailers$2,256 AUD to $6,307 AUD

A
Cheapest Retailer
-
$2,256 AUD
A
Retailer 2
-
$2,736 AUD
View
A
Retailer 3
-
$3,006 AUD
View
B+
Retailer 4
-
$3,017 AUD
View
B+
Retailer 5
-
$3,033 AUD
View
Retailer 6
-
$3,034 AUD
View
Price last confirmed 21 days ago
B+
Retailer 7
-
$3,168 AUD
View
B+
Retailer 8
-
$3,214 AUD
View
B+
Retailer 9
-
$3,291 AUD
View
B+
Retailer 10
-
$3,480 AUD
View
Retailer 11
-
$3,500 AUD
View
Price last confirmed 68 days ago
B
Retailer 12
-
$3,836 AUD
View
B
Retailer 13
-
$6,307 AUD
View
Most Expensive
NZ Jewellers
703fc0b0-6eb3-4ea7-b94d-99e7159e3217 · Aug 29
$6,343 AUD
$4,440 USD
View
Price last confirmed 68 days ago
13 more retailers have this diamond
Prices start from $2,256 AUDSave up to $4,051 AUD

Carat Hunter is not affiliated with, endorsed by, or sponsored by any retailer listed. Retailer information is from publicly available sources and may not be current. Verify details directly with the retailer before purchasing. Return terms as we hold them. Check the retailer's own returns page before you buy.

A
1.42ct Round
$2,256 AUD